Information card for entry 9002407

Structure parameters

• Mineral name: Mullite
• Formula: Al1.97 Cr0.25 O5.22 Si0.78
• Calculated formula: Al1.97 Cr0.25 O5.22 Si0.78
• Title of publication: Crystal structure of Cr-mullite Sample: fixed slit, monochromatic
• Authors of publication: Fischer, R. X.; Schneider, H.
• Journal of publication: American Mineralogist
• Year of publication: 2000
• Journal volume: 85
• Pages of publication: 1175 - 1179
• a: 7.56712 Å
• b: 7.70909 Å
• c: 2.90211 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 169.296 ų
• Number of distinct elements: 4
• Space group number: 55
• Hermann-Mauguin space group symbol: P b a m
• Hall space group symbol: -P 2 2ab
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No